Cardiovascular System Anatomy and Physiology for Exercise Science

Question 1

Which of the following is NOT a primary function of the heart?

Accepted Answer

Filtering blood

Answer

Pumping blood throughout the body

Answer

Maintaining blood pressure

Answer

Regulating body temperature

Question 2

Which chamber of the heart receives deoxygenated blood from the body?

Accepted Answer

Right atrium

Answer

Left atrium

Answer

Right ventricle

Answer

Left ventricle

Question 3

What is the main function of the coronary arteries?

Accepted Answer

Supply oxygenated blood to the heart muscle

Answer

Transport deoxygenated blood away from the heart

Answer

Regulate heart rate

Answer

Control blood pressure

Question 4

Which type of blood vessel carries blood away from the heart to the body?

Accepted Answer

Arteries

Answer

Lymphatic vessels

Answer

Capillaries

Answer

Veins

Question 5

What is the primary role of red blood cells in the cardiovascular system?

Accepted Answer

Transport oxygen to the tissues

Answer

Maintain fluid balance

Answer

Clot blood

Answer

Fight infections

Question 6

During exercise, what typically happens to both heart rate and stroke volume?

Accepted Answer

Both heart rate and stroke volume increase

Answer

Heart rate increases, stroke volume decreases

Answer

Heart rate decreases, stroke volume increases

Answer

Both heart rate and stroke volume decrease

Question 7

Which factor does NOT influence blood pressure?

Accepted Answer

Body temperature

Answer

Cardiac output

Answer

Blood volume

Answer

Peripheral resistance

Question 8

What is the role of the sinoatrial (SA) node in the heart's function?

Accepted Answer

Acts as the heart's pacemaker, initiating electrical impulses

Answer

Controls the volume of blood pumped

Answer

Regulates blood flow through the heart

Question 9

Which type of blood vessel facilitates the exchange of gases, nutrients, and waste products between blood and tissues?

Accepted Answer

Capillaries

Answer

Arteries

Answer

Lymphatic vessels

Answer

Veins

Question 10

What are some of the beneficial effects of regular exercise on the cardiovascular system?

Accepted Answer

Improved heart function, increased blood volume, reduced resting heart rate

Answer

No significant changes to the cardiovascular system

Answer

Decreased heart function, reduced blood volume, increased resting heart rate

Question 11

Which condition is characterized by the narrowing of arteries, restricting blood flow?

Accepted Answer

Atherosclerosis

Answer

Diabetes

Answer

Asthma

Answer

Obesity